docs: def result_report_class_wise(self):
          """Report class-wise results
  
          Returns
          -------
          str
              result report in string format
  
          """
  
          results = self.results_class_wise_metrics()
  
          output = self.ui.section_header('Class-wise metrics', indent=2) + '\n'
  
          output += self.ui.row(
              'Scene label', 'Ncorr', 'Nref', 'Accuracy',
              widths=[20, 12, 12, 12],
              separators=[True, False, True, False],
              indent=4
          ) + '\n'
  
          output += self.ui.row('-', '-', '-', '-') + '\n'
  
          for scene_label in self.scene_label_list:
              output += self.ui.row(
                  scene_label,
                  results[scene_label]['count']['Ncorr'],
                  results[scene_label]['count']['Nref'],
                  results[scene_label]['accuracy']['accuracy'] * 100,
                  types=['str', 'int', 'int', 'float1_percentage']
              ) + '\n'
  
          return output